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ABS DTC Troubleshooting: 71-21, 71-22, 71-23, 71-24, 71-25, 71-26

DTC 71-21:
 Right-front or Left-rear Different Diameter Tyre Malfunction
DTC 71-22:
 Left-front or Right-rear Different Diameter Tyre Malfunction
DTC 71-23:
 Right-front and Right-rear Different Diameter Tyre Malfunction
DTC 71-24:
 Left-front and Left-rear Different Diameter Tyre Malfunction
DTC 71-25:
 Right-front and Left-front Different Diameter Tyre Malfunction
DTC 71-26:
 Right-rear and Left-rear Different Diameter Tyre Malfunction
NOTE: The DTC will be indicated when the vehicle has a different diameter tyre(s) compared to the other tyre(s).
DTC
Sectional
Note
71-21
Right-front or left-rear
71-22
Left-front or right-rear
71-23
Right-front and right-rear
71-24
Left-front and left-rear
71-25
Right-front and left-front
71-26
Right-rear and left-rear

  1. Check the tyres for proper inflation.
  1. Turn the ignition switch to ON (II).
  1. Clear the DTC with the HDS.
  1. Turn the ignition switch to LOCK (0).
  1. Test-drive the vehicle.
    NOTE: Drive the vehicle on a straight section of road, not on a lift.
  1. Check for DTCs with the HDS.
Is DTC 71-21, 71-22, 71-23, 71-24, 71-25, or 71-26 indicated?
YES -
Replace tyres as needed until all their diameters much.■
NO -
Intermittent failure, the system is OK at this time.■